/**
 * Licensed to Apereo under one or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information regarding copyright ownership. Apereo
 * licenses this file to you under the Apache License, Version 2.0 (the "License"); you may not use
 * this file except in compliance with the License. You may obtain a copy of the License at the
 * following location:
 *
 * <p>http://www.apache.org/licenses/LICENSE-2.0
 *
 * <p>Unless required by applicable law or agreed to in writing, software distributed under the
 * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
 * express or implied. See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apereo.portal.io.xml.crn;

import java.util.Collections;
import org.apache.commons.lang.StringUtils;
import org.apereo.portal.utils.Tuple;
import org.danann.cernunnos.Attributes;
import org.danann.cernunnos.ReturnValueImpl;
import org.danann.cernunnos.Task;
import org.danann.cernunnos.TaskResponse;
import org.danann.cernunnos.runtime.RuntimeRequestResponse;
import org.dom4j.Element;

/** Generic import impl that support Cernunnous Tasks. */
public class CernunnosDataImporter extends AbstractDom4jImporter {
    private Task task;

    public void setTask(Task task) {
        this.task = task;
    }

    /* (non-Javadoc)
     * @see org.apereo.portal.io.xml.crn.AbstractDom4jImporter#importDataNode(org.apereo.portal.utils.Tuple)
     */
    @Override
    protected void importDataElement(Tuple<String, Element> data) {
        final RuntimeRequestResponse request = new RuntimeRequestResponse();
        request.setAttribute(Attributes.NODE, data.second);
        request.setAttribute(Attributes.LOCATION, StringUtils.trimToEmpty(data.first));

        final ReturnValueImpl result = new ReturnValueImpl();
        final TaskResponse response =
                new RuntimeRequestResponse(
                        Collections.<String, Object>singletonMap(
                                "Attributes.RETURN_VALUE", result));

        this.task.perform(request, response);
    }
}
